Suspected leftist guerrillas carrying assault rifles swept into a southern Colombia town Tuesday and attacked government offices, killing six town councilors and five others, authorities said. The guerrillas, believed to be members of the Revolutionary Armed Forces of Colombia, or FARC, opened fire at a local council meeting in the town of Puerto Rico, 200 miles south of Bogota, said Oscar Galvis, an official with Colombia’s secret police DAS.Full Story